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7627468 Apparatus and method for extracting syllabic nuclei  
An apparatus enabling automatic determination of a portion that reliably represents a feature of a speech waveform includes: an acoustic/prosodic analysis unit calculating, from data, distribution...
7606702 Speech decoder, speech decoding method, program and storage media to improve voice clarity by emphasizing voice tract characteristics using estimated formants  
A code separation/decoding unit restores a vocal tract characteristic sp 1 and a vocal source signal r 1 . A vocal tract characteristic modification unit modifies the vocal tract characteristic sp...
7546237 Bandwidth extension of narrowband speech  
A system extends the bandwidth of a narrowband speech signal into a wideband spectrum. The system includes a high-band generator that generates a high frequency spectrum based on a narrowband...
7542956 Autonomic computing method and apparatus  
The disparate data and commands from are received from a managed resource ( 102 ) and have potentially different semantics. The disparate data and commands are processed according to rules received...
7519531 Speaker adaptive learning of resonance targets in a hidden trajectory model of speech coarticulation  
A computer-implemented method is provided for training a hidden trajectory model, of a speech recognition system, which generates Vocal Tract Resonance (VTR) targets. The method includes obtaining...
RE40634 Voice interaction analysis module  
A signal monitoring apparatus and method involving devices for monitoring signals representing communications traffic, devices for identifying at least one predetermined parameter by analyzing the...
7475011 Greedy algorithm for identifying values for vocal tract resonance vectors  
A method and apparatus identify values for components of a vocal tract resonance vector by sequentially determining values for each component of the vocal tract resonance vector. To determine a...
7454350 Methods for evaluating near-term suicidal risk using vocal parameters  
A method for evaluating near-term suicidal risk by analysis of a series of spoken words includes converting the spoken series of words into a signal having characteristics indicative of said words...
7424423 Method and apparatus for formant tracking using a residual model  
A method of tracking formants defines a formant search space comprising sets of formants to be searched. Formants are identified for a first frame in the speech utterance by searching the entirety...
7376562 Method and apparatus for nonlinear frequency analysis of structured signals  
The present invention relates to systems and methods for processing acoustic signals, such as music and speech. The method involves nonlinear frequency analysis of an incoming acoustic signal. In...
7366656 Method apparatus and system for processing acoustic signals  
A method of identifying patterns in a digitized acoustic signal is disclosed. The method comprises: (i) converting the digitized acoustic signal into a spatial representation being defined by a...
7337107 Perceptual harmonic cepstral coefficients as the front-end for speech recognition  
Pitch estimation and classification into voiced, unvoiced and transitional speech were performed by a spectro-temporal auto-correlation technique. A peak picking formula was then employed. A...
7330813 Speech processing apparatus and mobile communication terminal  
A speech processing apparatus able to enhance formants more naturally, wherein a speech analyzing unit analyzes an input speech signal to find LPCs and converts the LPCs to LSPs, a speech decoding...
7272559 Noninvasive detection of neuro diseases  
Noninvasive, remote methods and apparatus for detecting early phases of neuro diseases such as the non-tremor phase of Parkinson's disease, dyskinesia, dyslexia and neuroatrophy, etc., are...
7219061 Method for detecting the time sequences of a fundamental frequency of an audio response unit to be synthesized  
Predetermined macrosegments of the fundamental frequency are determined by a neural network, and these predefined macrosegments are reproduced by fundamental-frequency sequences stored in a...
7177803 Method and apparatus for enhancing loudness of an audio signal  
Human hearing perceives loudness based on critical bands corresponding to different frequency ranges. As a sound's frequency spectrum increases beyond a critical band into a previously unexcited...
7155314 Robot apparatus  
A robot apparatus is provided. A CPU 15 determines an output of a feeling model based on signals supplied from a touch sensor 20 . The CPU 15 also deciphers whether or not an output value of...
7155313 Robot apparatus  
A robot apparatus is provided. A CPU 15 determines an output of a feeling model based on signals supplied from a touch sensor 20 . The CPU 15 also deciphers whether or not an output value of...
7151983 Robot apparatus  
A robot apparatus is provided. A CPU 15 determines an output of a feeling model based on signals supplied from a touch sensor 20 . The CPU 15 also deciphers whether or not an output value of...
7146252 Robot apparatus  
A robot apparatus is provided. A CPU 15 determines an output of a feeling model based on signals supplied from a touch sensor 20. The CPU 15 also deciphers whether or not an output value of...
7146251 Robot apparatus  
A robot apparatus is provided. A CPU 15 determines an output of a feeling model based on signals supplied from a touch sensor 20 . The CPU 15 also deciphers whether or not an output value of...
7146250 Robot apparatus  
A robot apparatus is provided. A CPU 15 determines an output of a feeling model based on signals supplied from a touch sensor 20 . The CPU 15 also deciphers whether or not an output value of...
7146249 Robot apparatus  
A robot apparatus is provided. A CPU 15 determines an output of a feeling model based on signals supplied from a touch sensor 20 . The CPU 15 also deciphers whether or not an output value of...
7142946 Robot apparatus  
A robot apparatus is provided. A CPU 15 determines an output of a feeling model based on signals supplied from a touch sensor 20 . The CPU 15 also deciphers whether or not an output value of...
7136876 Method and system for building an abbreviation dictionary  
A method and apparatus for building an abbreviation dictionary involves searching through a set of source documents. The abbreviations having likely definitions are identified and the definitions...
7124077 Frequency domain postfiltering for quality enhancement of coded speech  
A method and system of performing postfiltering in the frequency domain to improve the quality of a speech signal, especially for synthesized speech resulting from codecs of low bit-rate, is...
7120575 Method and system for the automatic segmentation of an audio stream into semantic or syntactic units  
A digitized speech signal ( 600 ) is input to an F0 (fundamental frequency) processor that computes ( 610 ) a continuous F0 data from the speech signal. By the criterion voicing state transition...
7117152 System and method for speech recognition assisted voice communications  
A communication system includes communications equipment having a voice input device, an acoustic output device, and a visual display device. The communications equipment receives voice information...
7085721 Method and apparatus for fundamental frequency extraction or detection in speech  
An object is to provide a method of extracting sound-source information, which method enables the characteristics of fixed points of mapping from filter center frequency to output instantaneous...
7062443 Methods and apparatus for evaluating near-term suicidal risk using vocal parameters  
A method for evaluating near-term suicidal risk by analysis of a series of spoken words includes converting the spoken series of words into a signal having characteristics indicative of said words...
7039582 Speech recognition using dual-pass pitch tracking  
A computationally efficient and robust pitch detection and tracking system and related methods are presented. According to certain exemplary implementations a method is presented comprising...
7016840 Method and apparatus for synthesizing speech and method apparatus for registering pitch waveforms  
A speech synthesis apparatus ( 10 ) comprises speech segment disassembling means ( 101 ) for disassembling the speech segments each including at least one phoneme into a plurality of pitch...
7016833 Speaker verification system using acoustic data and non-acoustic data  
A method and system for speech characterization. One embodiment includes a method for speaker verification which includes collecting data from a speaker, wherein the data comprises acoustic data...
6999920 Exponential echo and noise reduction in silence intervals  
Method for the reduction of echo and/or noise signals in TK systems for the transmission of useful acoustic signals, in which, when a silence interval is present, the distorted useful signal is...
6963833 Modifications in the multi-band excitation (MBE) model for generating high quality speech at low bit rates  
The invention relates to improving parameter estimation and speech synthesis. Pursuant to one aspect of the invention, a path of pitch candidates having low errors is tracked to determine a pitch...
6944589 Voice analyzing and synthesizing apparatus and method, and program  
A voice analyzing apparatus comprises: a first analyzer that analyzes a voice into harmonic components and inharmonic components: a second analyzer that analyzes a magnitude spectrum envelope of...
6917911 System and method for voice user interface navigation  
A Voice User Interface (VUI) or Interactive Voice Response (IVR) system utilizes three levels of navigation (e.g. Main Menu, Services, and Helper Commands) in presenting information units arranged...
6915256 Pitch quantization for distributed speech recognition  
A system, method and computer readable medium for quantizing pitch information of audio is disclosed. The method includes capturing audio representing a numbered frame of a plurality of numbered...
6898568 Speaker verification utilizing compressed audio formants  
A identity of a remote speaker is verified by receiving compressed audio formants from a remote Internet telephony client and comparing the compressed audio formants with sample compressed audio...
6829577 Generating non-stationary additive noise for addition to synthesized speech  
A method for producing vowel sounds in a waveform generator using non-stationary additive noise (NSAN) can include computing a frequency spectrum for a selected group of pitch pulses in a recorded...
6766288 Fast find fundamental method  
The present invention contains three methods for quickly deducing the fundamental frequency of a complex wave form or signal. One method uses the relationships among the frequencies of higher...
6760645 Training of autonomous robots  
A clicker-training technique developed for animal training is adapted for training robots, notably autonomous animal-like robots. In this robot-training method, a behaviour (for example, (DIG)) is...
6708154 Method and apparatus for using formant models in resonance control for speech systems  
A model is provided for formants found in human speech. Under one aspect of the invention, the model is used to synthesize speech. Under this aspect of the invention, the formant model is used to...
6708081 Electronic equipment with an autonomous function  
The invention is directed to electronic equipment, such as a pet robot, with an autonomous emotion-based function. The electronic equipment executes environment detection processing,...
6697708 Robot apparatus and robot apparatus motion control method  
A robot apparatus includes a command controller ( 101 ) for outputting an output command associated with an input command, management units ( 102 ), ( 103 ) and ( 104 ) for outputting data...
6697457 Voice messaging system that organizes voice messages based on detected emotion  
A system, method and article of manufacture are provided for managing voice messages based on emotion characteristics of the voice messages. First, a plurality of voice messages that are...
6675141 Apparatus for converting reproducing speed and method of converting reproducing speed  
A method and apparatus for converting the reproducing speed of an acoustic signal where, of the acoustic signals held in a data recording section 1 , the input acoustic signal s 1 (sampled for...
6665637 Error concealment in relation to decoding of encoded acoustic signals  
The present invention relates to the concealment of errors in decoded acoustic signals caused by encoded data representing the acoustic signals being partially lost or damaged during transmission...
6660923 Method for extracting the formant of a musical tone, recording medium and apparatus for extracting the formant of a musical tone  
There are provided a power line spectrum extractor for extracting power line spectra of a waveform to be processed; a level interpolation controller for performing level interpolation control on...
6647123 Signal processing circuit and method for increasing speech intelligibility  
A signal processing circuit and method for increasing speech intelligibility. The invention comprises a receiving circuit for receiving an audio signal detectable by a human. A gain amplifying...
Matches 1 - 50 out of 158 1 2 3 4 >